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Rates Equation Question??

http://prntscr.com/8fu96o

could someone help me out please :smile:
Original post by bluemadhatter
http://prntscr.com/8fu96o

could someone help me out please :smile:

Which bit are you having trouble with?
Original post by langlitz
Which bit are you having trouble with?


a

i dont understand what experiment (1,2 or 3) im meant to be using or what equation im meant to be using.
Original post by bluemadhatter
a

i dont understand what experiment (1,2 or 3) im meant to be using or what equation im meant to be using.


You need to use all three: for example look at 1 and 2. The conc. of C2H5I is doubled between 1 and 2 while everything else is kept constant, this results in the rate doubling. Thus it's first order with respect to C2H5I

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